Date of Evaluation	Trait	PTA	Reliability
Sep 2025	Calving Difficulty(Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.0%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.0%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.3%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	12.9%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.7 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	38.9 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-2.39 days	99%
May 2025	Gestation (Days between conception and birth)	-2.40 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.60	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.66	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	6.13%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	6.11%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.0%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.0%	99% 99%
Sep 2025	Birth Size	13.3%	94%
May 2025	Birth Size	12.9%	94%
Sep 2025	Birth Weight	38.7 kg	97%
May 2025	Birth Weight	38.9 kg	97%
Sep 2025	Gest	-2.39 days	99%
May 2025	Gest	-2.40 days	99%
Sep 2025	Mort	-0.60	99%
May 2025	Mort	-0.66	99%
Sep 2025	Maternal Calving Difficulty	6.13%	99%
May 2025	Maternal Calving Difficulty	6.11%	99%

3,653 total progeny records from 568 dairy contemporary groups

( 30,795 herdmate records from 552 dairy contemporary groups)

1,271 progeny ( 5,723 herdmates) born to heifers
735 progeny ( 7,431 herdmates) born to 2nd parity dam
1,647 progeny ( 17,641 herdmates) born to ≥3rd parity dam
48.9% progeny (50.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 56.9%, FR: 20.0%, JE: 12.9%, NR: 2.7%, OTHER: 4.3%	HO: 56.7%, FR: 19.9%, JE: 13.8%, NR: 2.3%, OTHER: 3.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.6%	6.2% 2.5% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	734 Days 1138 Days 2172 Days	741 Days 1131 Days 2120 Days

36 total progeny records from 5 contemporary groups

( 357 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 57.5%, FR: 22.5%, JE: 13.8%, NR: 1.6%, OTHER: 2.6%	HO: 56.3%, FR: 24.5%, JE: 9.1%, NR: 2.8%, OTHER: 3.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.4% 17.6% 19.8%	18.1% 18.3% 20.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.6kg 40kg 39.5kg	40.4kg 40.6kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	740 Days 1127 Days 2097 Days	742 Days 1124 Days 2119 Days

93 total progeny records from 14 contemporary groups

( 1,018 herdmate records from 14 contemporary groups)